/*用export把方法暴露出来*/
/*设置cookie*/
export function setCookie(cname, cvalue, exdays) {
    var d = new Date();
    d.setTime(d.getTime() + (exdays*24*60*60*1000));
    var expires = "expires="+d.toUTCString();
    document.cookie = cname + "=" + cvalue + "; " + expires;
}

/*获取cookie*/
export function getCookie(cname){
    var name = cname + "=";
    var ca = document.cookie.split(';');
    for(var i=0; i<ca.length; i++) {
        var c = ca[i];
        while (c.charAt(0)==' ') c = c.substring(1);
        if (c.indexOf(name) != -1) return c.substring(name.length, c.length);
    }
    return "";  
}

/*删除cookie*/
export function delCookie(name){
    setCookie(name, "", -1); 
}


// // 设置cookie
// export function setCookie(c_name,value,expire) {
//     var date=new Date()
//     date.setSeconds(date.getSeconds()+expire)
//     document.cookie=c_name+ "="+escape(value)+"; expires="+date.toGMTString()
//     // console.log(document.cookie)
// }

// // 获取cookie
// export function getCookie(c_name){
//     if (document.cookie.length>0){
//         let c_start=document.cookie.indexOf(c_name + "=")
//         if (c_start!=-1){ 
//             c_start=c_start + c_name.length+1 
//             let c_end=document.cookie.indexOf(";",c_start)
//             if (c_end==-1) c_end=document.cookie.length
//                 return unescape(document.cookie.substring(c_start,c_end))
//             } 
//         }
//     return ""
// }

// // 删除cookie
// export function delCookie(c_name){
//     setCookie(c_name, "", -1)
// }